Use Google’s Indexing API for live content like job listings—it’s free and...

https://scarlettsuniquedigest.yousher.com/why-social-sharing-is-not-a-reliable-strategy-for-indexing-at-scale

Use Google’s Indexing API for live content like job listings—it’s free and instant. For bulk backlink indexing, paid tools like Indexing Ninja ($29 for 60 credits) can push URLs in under two minutes